Finding the Fourth Proportional to 517,810,359.33, 776,710,216.08 and 299,321,676.99
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Solution
The fourth proportional to 517,810,359.33, 776,710,216.08 and 299,321,676.99 is: 448,979,438.56
Step by Step Solution
- Step 1: Write the proportion equation
517,810,359.33 : 776,710,216.08 = 299,321,676.99 : x - Step 2: Convert to fraction form
517,810,359.33/776,710,216.08 = 299,321,676.99/x - Step 3: Cross multiply
517,810,359.33x = 776,710,216.08 × 299,321,676.99 - Step 4: Simplify right side
517,810,359.33x = 232,486,204,412,330,880 - Step 5: Solve for x
x = 232,486,204,412,330,880/517,810,359.33 - Step 6: Final answer
x = 448,979,438.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.